import 'package:flutter/material.dart';

import 'demo/listview_demo.dart';
import 'demo/hello_demo.dart';
import 'demo/bottom_navigation_nar_demo.dart';
import 'demo/basic_demo.dart';
import 'demo/layout_demo.dart';
import 'demo/view_demo.dart';
import 'demo/sliver_demo.dart';
import 'demo/navigator_demo.dart';
import 'demo/form_demo.dart';
import 'demo/material_components.dart';
import 'demo/state/state_management_demo.dart';

void main() => runApp(App());

class App extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    // TODO: implement build
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      // home: Home(),
      // home: NavigatorDemo(),
      initialRoute: '/state_management',
      routes: {
        '/': (context) => Home(),
        '/about': (context) => Page1(title: 'About'),
        '/form': (context) => FormDemo(),
        '/mat': (context) => MaterialComponents(),
        '/state_management': (context) => StateManagementDemo(),

      },

      theme: ThemeData(
        primarySwatch: Colors.deepPurple,
        highlightColor: Color.fromRGBO(255, 255, 255, 0.5),
        splashColor: Colors.white70,

        hintColor: Color.fromRGBO(3, 54, 255, 1),
      ),
    );
  }
}

class Home extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    // TODO: implement buildreturn null;
    return DefaultTabController(
        length: 4,
        child: Scaffold(
          backgroundColor: Colors.grey[100],
          appBar: AppBar(
            // leading: IconButton(
            //   tooltip: 'Navigration',
            //   onPressed: () => debugPrint('Navigration'),
            //   icon: Icon(Icons.menu),
            // ),
            title: Text("NINGHAO"),
            elevation: 30,
            actions: [
              IconButton(
                icon: Icon(Icons.search),
                tooltip: 'Search',
                onPressed: () => debugPrint('Search'),
              ),
            ],
            bottom: TabBar(
              unselectedLabelColor: Colors.black38,
              indicatorColor: Colors.black54,
              indicatorSize: TabBarIndicatorSize.label,
              tabs: [
                Tab(
                  icon: Icon(Icons.local_florist),
                ),
                Tab(
                  icon: Icon(Icons.change_history),
                ),
                Tab(
                  icon: Icon(Icons.directions_bike),
                ),
                Tab(
                  icon: Icon(Icons.directions_bike),
                ),
              ],
            ),
          ),
          body: TabBarView(
            children: [
              MaterialComponents(),
              FormDemo(),
              ListViewDemo(),
              BasicDemo(),
              LayoutDemo(),
              ViewDemo(),
              SliverDemo(),
              NavigatorDemo(),
              Icon(
                Icons.directions_bike,
                size: 128,
                color: Colors.black12,
              ),
            ],
          ),
          drawer: Drawer(
            child: ListView(
              padding: EdgeInsets.zero,
              children: [
                // DrawerHeader(
                //   child: Text('header'.toUpperCase()),
                //   decoration: BoxDecoration(
                //     color: Colors.grey[100],
                //   ),
                // ),
                UserAccountsDrawerHeader(
                  accountEmail: Text('accountEemail'),
                  accountName: Text(
                    'name',
                    style: TextStyle(
                      fontWeight: FontWeight.bold,
                    ),
                  ),
                  currentAccountPicture: CircleAvatar(
                    backgroundImage: NetworkImage(
                        'https://t7.baidu.com/it/u=4104132798,2145996313&fm=193&f=GIF'),
                  ),
                  decoration: BoxDecoration(
                    color: Colors.yellow[400],
                    image: DecorationImage(
                      image: NetworkImage(
                          'https://img1.baidu.com/it/u=3988991831,1878434990&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=313'),
                      fit: BoxFit.cover,
                      colorFilter: ColorFilter.mode(
                        Colors.red[400]!.withOpacity(0.6),
                        BlendMode.hardLight,
                      ),
                    ),
                  ),
                ),
                ListTile(
                  title: Text(
                    'Messages',
                    textAlign: TextAlign.right,
                  ),
                  trailing: Icon(
                    Icons.message,
                    color: Colors.black12,
                    size: 22,
                  ),
                  onTap: () => Navigator.pop(context),
                ),
                ListTile(
                  title: Text(
                    'Favorite',
                    textAlign: TextAlign.right,
                  ),
                  trailing: Icon(
                    Icons.favorite,
                    color: Colors.black12,
                    size: 22,
                  ),
                  onTap: () => Navigator.pop(context),
                ),
                ListTile(
                  title: Text(
                    'Settings',
                    textAlign: TextAlign.right,
                  ),
                  trailing: Icon(
                    Icons.settings,
                    color: Colors.black12,
                    size: 22,
                  ),
                  onTap: () => Navigator.pop(context),
                ),
              ],
            ),
          ),
          bottomNavigationBar: BottomNavigationBarDemo(),
        ));

    // body: ListViewDemo()));
  }
}

// void main() => runApp(const MyApp());

// void main() => runApp(getRouter(window.defaultRouteName));

// Widget getRouter(String name) {
//   switch (name) {
//     case 'route1':
//       return MyApp();
//     default:
//       return Center(
//         child: Text('Unknown route: $name', textDirection: TextDirection.ltr),
//       );
//   }
// }

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        // This is the theme of your application.
        //
        // Try running your application with "flutter run". You'll see the
        // application has a blue toolbar. Then, without quitting the app, try
        // changing the primarySwatch below to Colors.green and then invoke
        // "hot reload" (press "r" in the console where you ran "flutter run",
        // or press Run > Flutter Hot Reload in a Flutter IDE). Notice that the
        // counter didn't reset back to zero; the application is not restarted.
        primarySwatch: Colors.blue,
      ),
      home: const MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({super.key, required this.title});

  // This widget is the home page of your application. It is stateful, meaning
  // that it has a State object (defined below) that contains fields that affect
  // how it looks.

  // This class is the configuration for the state. It holds the values (in this
  // case the title) provided by the parent (in this case the App widget) and
  // used by the build method of the State. Fields in a Widget subclass are
  // always marked "final".

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;

  void _incrementCounter() {
    setState(() {
      // This call to setState tells the Flutter framework that something has
      // changed in this State, which causes it to rerun the build method below
      // so that the display can reflect the updated values. If we changed
      // _counter without calling setState(), then the build method would not be
      // called again, and so nothing would appear to happen.
      _counter++;
    });
  }

  @override
  Widget build(BuildContext context) {
    // This method is rerun every time setState is called, for instance as done
    // by the _incrementCounter method above.
    //
    // The Flutter framework has been optimized to make rerunning build methods
    // fast, so that you can just rebuild anything that needs updating rather
    // than having to individually change instances of widgets.
    return Scaffold(
      appBar: AppBar(
        // Here we take the value from the MyHomePage object that was created by
        // the App.build method, and use it to set our appbar title.
        title: Text(widget.title),
      ),
      body: Center(
        // Center is a layout widget. It takes a single child and positions it
        // in the middle of the parent.
        child: Column(
          // Column is also a layout widget. It takes a list of children and
          // arranges them vertically. By default, it sizes itself to fit its
          // children horizontally, and tries to be as tall as its parent.
          //
          // Invoke "debug painting" (press "p" in the console, choose the
          // "Toggle Debug Paint" action from the Flutter Inspector in Android
          // Studio, or the "Toggle Debug Paint" command in Visual Studio Code)
          // to see the wireframe for each widget.
          //
          // Column has various properties to control how it sizes itself and
          // how it positions its children. Here we use mainAxisAlignment to
          // center the children vertically; the main axis here is the vertical
          // axis because Columns are vertical (the cross axis would be
          // horizontal).
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            const Text(
              'You have pushed the button this many times:',
            ),
            Text(
              '$_counter',
              style: Theme.of(context).textTheme.headlineMedium,
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: const Icon(Icons.add),
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}
